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Question: A steel cylinder holds 1.32 g of ethanol, C2H5OH. What is the pressure of the ethanol vapor if the cylinder has a volume of 247 cm3 and the temperature is 250°C? (Assume all the ethanol is in the vapor phase at this temperature.)
If a student determines that the empirical formula for a compound is HO, which molecular formula is not possible based on these info alone
Calculate the osmotic pressure of a solution contains 0.0010 mole of KCl and 0.0010 mole of BaCl2 per liter of solution at 298 K
Why does tellurium have an endothermic electron affinity. In other words, why would it take energy to add an electron to it
If the vapor above the original solution is condensed and isolated into a separate flask, what would the vapor pressure of chloroform be above this new solution
Global warming refers to the rise in average global temperature due to the increased concentration of certain gases, called greenhouse gases, in our atmosphere.
Predict the intensities of the peaks at masses 57 and 114 in the spectrum of 2,2,3,3-tetramethylbutane. Support your answer with its corresponding fragmentation reaction.
How many grams of lead will be deposited at the cathode from a solution of Pb2+ ions by a 0.15 ampere current flowing for 1.00 hour.
write an equation for the reaction that takes place between hydrobromic acid hbr and ethylamine c2h5nh2 when aqueous
The concentration of cadmium in seawater can be determind spectrophotometrically. To six 50.0mL seawater samples, various volumes of a 10.0ppm cadmium solution were added and all were taken through the analytical procedure with the following resul..
What mass of sodium hydrogen carbonate is needed to make the buffer solution 0.10 M in sodium hydrogen carbonate? pH is 10.1 pka is 10.33.
write the condensed electron configurations for the rm ga atom.express your answer in condensed form in order of
Calculate the grams of potassium iodate, KIO3 (FM 214.00) required to react with 25.0mL of a 0.0700M solution of sodium thiosulfate, Na2S2O3
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